Mixing spices is a process of evenly blending powdered forms of spices or dried herbs. As spice mixing equipment, you can acquire a paddle blender, ribbon mixer, or screw mixer. Often blending spice requires gentle mixing to create uniform, dust-free, free-flowing batches. The key point in this process is attaining a high degree of homogeneity in a short period of time. Also, you need to be able to mix sensitive and fragile spices without any degradation of the product caused by friction heat.